OfficeSmartLabels Black on White Continuous Length Film Tape for Brother DK2212, DK-2212 Compatible Labels, 2.4 inch x 50 ft (Full Set None Detacheable Cartridge) - Walmart.com
Amazon.com: enKo - Compatible DK-1201 Standard Address 1-1/7" x 3-1/2" Replacement Labels, Compatible for Brother QL Label Printers [6 Rolls / 2400 Labels with 2 Refillable Cartridge Frame] : Office Products